The results show that amorphization of crystallite is the main form of microstructural evolution during thermal stabilization of PAN fibers.
结果表明，晶区的非晶化转变是原丝在预氧化过程中组织结构演变的主要形式；
A low carbon steel was treated by means of ball milling, and the shear-stress induced microstructural evolution along the depth was examined by using electron microscopy.
对低碳钢板材进行表面球磨处理，利用电子显微术研究剪切变形方式下深度方向的组织演变。
Cold deformation results in increasing of dislocation density and inhomogeneous dislocation distribution, the latter is the direct reason for pre-strain to promote microstructural evolution.
冷变形提高了钢中位错密度，也加剧了位错分布的不均匀性，后者是预应变加速组织演变的直接原因。
The microstructural evolution model of the material during hot forming process is introduced into the finite element program to simulate the microstructural evolution during tube reducing process.
本文将金属热变形过程的组织演化模型引入有限元程序，利用有限元计算结果对钢管减径过程中的组织演化过程进行了模拟。
The microstructural evolution model of the material during hot forming process is introduced into the finite element program to simulate the microstructural evolution during tube reducing process.
本文将金属热变形过程的组织演化模型引入有限元程序，利用有限元计算结果对钢管减径过程中的组织演化过程进行了模拟。
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